Today's tech news roundup explains how to pay with Square Wallet at Starbucks and how it's different from the Starbucks app. Small businesses have been taking hands-free payments with Square Wallet for several months. But Starbucks, which recently invested in Square, is still requiring you to scan your phone screen at checkout. Also in today's show:

- Pinterest users can finally pin in private. Users can create three "Secret Boards" for personal use, or to share with select users.

About the author

Bridget Carey is writer and host of CNET Update, a daily tech news show. She's now in New York, but she started in Miami, covering tech trends, reviewing gadgets and authoring the nation's first social media etiquette column. Why journalism? She was born 150 years too early to join Starfleet.
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